Jamz Bandz were conceived out of a lack of training tools designed to condition both the throwing athletes minor intricate support muscles as well as improving grip strength and throwing technique. Years of arm health followed all the athletes that adopted the Jamz Bandz workout. A great local response and support allowed Jamz Bandz to now be offered to a global market with one goal: To keep overhand throwing athletes in prime physical and mental condition becoming durable throwers with improved velocity and command.